Global Patent Index - EP 4081591 A1

EP 4081591 A1 20221102 - HETEROPHASIC PROPYLENE COPOLYMER COMPOSITION

Title (en)

HETEROPHASIC PROPYLENE COPOLYMER COMPOSITION

Title (de)

HETEROPHASISCHE PROPYLENCOPOLYMERZUSAMMENSETZUNG

Title (fr)

COMPOSITION COPOLYMÈRE DE PROPYLÈNE HÉTÉROPHASIQUE

Publication

EP 4081591 A1 20221102 (EN)

Application

EP 20838015 A 20201218

Priority

  • EP 19219579 A 20191224
  • EP 2020087084 W 20201218

Abstract (en)

[origin: WO2021130123A1] The present invention relates to a polymer composition comprising a first heterophasic propylene copolymer, a high density polyethylene, a second heterophasic propylene copolymer an inorganic filler and optionally a polyolefin based elastomer. The present invention further relates to a process for the preparation of said polymer composition. The present invention further relates to an article comprising such polymer composition. The polymer composition has high impact resistance and a good balance between impact resistance and warpage.

IPC 8 full level

C08L 23/12 (2006.01); C08L 23/08 (2006.01)

CPC (source: EP US)

C08L 23/06 (2013.01 - US); C08L 23/0815 (2013.01 - EP US); C08L 23/12 (2013.01 - EP US); C08L 23/16 (2013.01 - US); C08K 3/013 (2017.12 - EP); C08L 2203/30 (2013.01 - US); C08L 2205/025 (2013.01 - US); C08L 2205/035 (2013.01 - EP US); C08L 2207/02 (2013.01 - EP US); C08L 2207/062 (2013.01 - US)

C-Set (source: EP)

C08L 23/12 + C08K 3/34 + C08L 23/0815 + C08L 23/12 + C08L 23/16 + C08L 23/16 + C08L 23/16

Citation (search report)

See references of WO 2021130123A1

Designated contracting state (EPC)

AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

Designated extension state (EPC)

BA ME

Designated validation state (EPC)

KH MA MD TN

DOCDB simple family (publication)

WO 2021130123 A1 20210701; CN 114846075 A 20220802; CN 114846075 B 20240517; EP 4081591 A1 20221102; US 2023038583 A1 20230209

DOCDB simple family (application)

EP 2020087084 W 20201218; CN 202080089639 A 20201218; EP 20838015 A 20201218; US 202017786777 A 20201218